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ISTM Top Holdings & Constituents

ISTM, offered by iShares, holds 59 reported positions across $29.2M in assets. Its largest holdings are BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES (30.25%), United States Treasury (8.86%), and United States Treasury (3.56%). The 5 biggest positions account for 46.22% of reported assets. The table below lists every reported holding with its portfolio weight and market value in US dollars — open any constituent to research its own performance.


PositionWeightMarket Value
BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES
30.25%
$8.44M
United States Treasury
8.86%
$2.47M
United States Treasury
3.56%
$992.43K
United States Treasury
1.78%
$496.55K
United States Treasury
1.77%
$493.77K

Holdings data comes from the latest SEC Form N-PORT-P filing for this fund, covering the reporting period ended Apr 30, 2026. Market values are reported in US dollars, and each weight represents the position's share of reported fund assets. Cash, derivatives, and rounding can mean displayed weights do not total 100%. Funds rebalance and file on a schedule, so this page may not reflect intraday or post-filing changes.